Expansion of e.g.f. Product_{k>=1} (1 + x^k/k)/(1 - x^k/k).
A305199
Expansion of e.g.f. Product_{k>=1} (1 + x^k/k)/(1 - x^k/k).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =28a(4) =152a(5) =1008a(6) =7756a(7) =67688a(8) =659424a(9) =7123776a(10) =84154224a(11) =1079913888a(12) =14962632384a(13) =222447507072
External references
- oeis: A305199